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Number to Know

70,000: On this date in 1945, Hiroshima, Japan, is devastated when the atomic bomb "Little Boy" is dropped by the United States B-29 Enola Gay. About 70,000 people are killed instantly, and some tens of thousands die in subsequent years from burns and radiation poisoning.

This Day in History

Aug. 6, 1988: The Tompkins Square Park Riot in New York City spurs a reform of the New York Police Department, held responsible for the event.